/* Generated from build/src/main.css by build/build.py. Edit the source, not this file. */

/* ==========================================================================
   Renew Technologies — design system
   Piloting renewable energy.
   ========================================================================== */


/* --------------------------------------------------------------------------
   Reset
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(84px + 1rem);
}

body {
  margin: 0;
  min-height: 100vh;
  background: #0b0e13;
  color: #eef1f5;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.6;
  font-feature-settings: "ss01", "cv11";
  overflow-x: hidden;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #eef1f5;
}

h1 {
  font-size: clamp(2.75rem, 1.6rem + 5.2vw, 6.25rem);
  font-weight: 700;
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.75rem);
}

h3 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
}

h4 {
  font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.625rem);
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

p + p {
  margin-top: 1em;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

:focus-visible {
  outline: 2px solid #ffc44d;
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: #ff4b00;
  color: #fff;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  background: #ff4b00;
  color: #fff;
  border-radius: 999px;
  font-weight: 600;
  transform: translateY(-200%);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.skip-link:focus {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Typography helpers
   -------------------------------------------------------------------------- */

.serif {
  font-family: "Instrument Serif", Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.01em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #b4bcc8;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff4b00;
  box-shadow: 0 0 0 4px rgba(255, 75, 0, 0.18);
}

.eyebrow--gold::before {
  background: #ffc44d;
  box-shadow: 0 0 0 4px rgba(255, 196, 77, 0.18);
}

.eyebrow--methane::before {
  background: #2fd4b6;
  box-shadow: 0 0 0 4px rgba(47, 212, 182, 0.18);
}

.eyebrow--steel::before {
  background: #8fb3ff;
  box-shadow: 0 0 0 4px rgba(143, 179, 255, 0.18);
}

.lede {
  font-size: clamp(1.125rem, 1.05rem + 0.4vw, 1.375rem);
  line-height: 1.55;
  color: #b4bcc8;
  max-width: 62ch;
}

.muted {
  color: #b4bcc8;
}

.mono {
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

.grad-text {
  color: #ffa34d;
}

.grad-text--gold {
  color: #ffc44d;
}

.grad-text--methane {
  color: #2fd4b6;
}

.grad-text--steel {
  color: #8fb3ff;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */

.container {
  width: min(100% - 2 * clamp(1.25rem, 4vw, 3rem), 1280px);
  margin-inline: auto;
}

.container--narrow {
  max-width: 880px;
}

.section {
  position: relative;
  padding-block: clamp(4.5rem, 10vw, 9rem);
}

.section--tight {
  padding-block: calc(clamp(4.5rem, 10vw, 9rem) * 0.6);
}

.section--flush-top {
  padding-top: 0;
}

.section--bone {
  background: #f4f0e8;
  color: #15181d;
}

.section--bone h1,
.section--bone h2,
.section--bone h3,
.section--bone h4 {
  color: #15181d;
}

.section--bone .lede,
.section--bone .muted,
.section--bone .eyebrow {
  color: #4b5260;
}

.section--ink-2 {
  background: #11161d;
}

.section-head {
  display: grid;
  gap: 1.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

@media (min-width: 900px) {
  .section-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: end;
  }

  .section-head .lede {
    justify-self: end;
    max-width: 48ch;
  }
}

.grid {
  display: grid;
  gap: clamp(1rem, 2vw, 1.5rem);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}

.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}

.split {
  display: grid;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

@media (min-width: 960px) {
  .split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split--reverse > :first-child {
    order: 2;
  }
}

.divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  border: 0;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1), color 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn:hover svg {
  transform: translateX(4px);
}

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, #ff7a1a, #ff4b00 60%, #e63d00);
  box-shadow: 0 10px 30px -10px rgba(255, 75, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -12px rgba(255, 75, 0, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn--gold {
  color: #1a1408;
  background: linear-gradient(135deg, #ffdd8a, #ffc44d 60%, #f4a72a);
  box-shadow: 0 10px 30px -10px rgba(255, 196, 77, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn--gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -12px rgba(255, 196, 77, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn--ghost {
  color: #eef1f5;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
}

.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-2px);
}

.btn--dark {
  color: #f4f0e8;
  background: #0b0e13;
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.6);
}

.btn--dark:hover {
  transform: translateY(-2px);
  background: #171d26;
}

.btn--sm {
  padding: 0.7rem 1.15rem;
  font-size: 0.85rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: #eef1f5;
}

.link-arrow svg {
  width: 18px;
  height: 18px;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.link-arrow:hover svg {
  transform: translateX(5px);
}

.link-arrow--flame {
  color: #ffa34d;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: 84px;
  display: flex;
  align-items: center;
  transition: height 0.4s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  border-bottom: 1px solid transparent;
}

.header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(11, 14, 19, 0);
  backdrop-filter: blur(0);
  transition: background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), backdrop-filter 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.header.is-scrolled {
  height: 68px;
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.header.is-scrolled::before {
  background: rgba(11, 14, 19, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
}

.header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: #eef1f5;
}

.brand__mark {
  width: 38px;
  height: 38px;
  flex: none;
  filter: drop-shadow(0 6px 14px rgba(255, 75, 0, 0.45));
}

.brand__word small {
  display: block;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #7f8896;
  margin-top: 0.15rem;
}

.nav {
  display: none;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: #b4bcc8;
  transition: color 0.25s, background-color 0.25s;
}

.nav__link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav__link:hover,
.nav__link[aria-current="page"],
.nav__item.is-active > .nav__link {
  color: #eef1f5;
  background: rgba(255, 255, 255, 0.06);
}

.nav__link[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.nav__menu {
  position: absolute;
  top: calc(100% + 0.75rem);
  left: 50%;
  min-width: 300px;
  padding: 0.6rem;
  list-style: none;
  background: rgba(17, 22, 29, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(20px) saturate(140%);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
}

.nav__menu--wide {
  min-width: 620px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem;
}

.nav__item:hover > .nav__menu,
.nav__item:focus-within > .nav__menu,
.nav__menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.nav__menu a {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0.75rem;
  align-items: center;
  padding: 0.7rem 0.75rem;
  border-radius: 12px;
  color: #b4bcc8;
  transition: background-color 0.25s, color 0.25s;
}

.nav__menu a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #eef1f5;
}

.nav__menu a strong {
  display: block;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: #eef1f5;
}

.nav__menu a span {
  display: block;
  font-size: 0.78rem;
  color: #7f8896;
}

.nav__menu a i {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(255, 75, 0, 0.12);
  color: #ffa34d;
}

.nav__menu a i svg {
  width: 18px;
  height: 18px;
}

.nav__menu-label {
  grid-column: 1 / -1;
  padding: 0.5rem 0.75rem 0.25rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7f8896;
}

.header__cta {
  display: none;
}

.menu-toggle {
  position: relative;
  z-index: 120;
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
}

.menu-toggle span {
  position: absolute;
  width: 18px;
  height: 2px;
  background: #eef1f5;
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s;
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-5px);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(5px);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 110;
  display: flex;
  flex-direction: column;
  padding: calc(84px + 1rem) clamp(1.25rem, 4vw, 3rem) 2rem;
  background: rgba(7, 9, 12, 0.96);
  backdrop-filter: blur(20px);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s;
}

.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__list {
  list-style: none;
  display: grid;
  gap: 0.25rem;
}

.mobile-nav__list > li > a,
.mobile-nav__list > li > span {
  display: block;
  padding: 0.9rem 0;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(1.5rem, 6vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #eef1f5;
}

.mobile-nav__list > li > span {
  color: #7f8896;
  font-size: 0.75rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  padding-top: 1.5rem;
  border: 0;
}

.mobile-nav__sub {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 1rem;
  padding: 0.5rem 0 1rem;
}

.mobile-nav__sub a {
  display: block;
  padding: 0.5rem 0;
  color: #b4bcc8;
  font-size: 1rem;
}

.mobile-nav__foot {
  margin-top: auto;
  padding-top: 2rem;
  display: grid;
  gap: 1rem;
}

@media (min-width: 1080px) {
  .nav {
    display: block;
  }

  .header__cta {
    display: inline-flex;
  }

  .menu-toggle,
  .mobile-nav {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: end;
  padding-top: calc(84px + 3rem);
  padding-bottom: clamp(2rem, 5vw, 4rem);
  overflow: hidden;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.08);
  animation: hero-zoom 18s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  filter: saturate(1.05) contrast(1.05);
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 14, 19, 0.55) 0%, rgba(11, 14, 19, 0.25) 35%, rgba(11, 14, 19, 0.85) 75%, #0b0e13 100%),
    linear-gradient(90deg, rgba(11, 14, 19, 0.75) 0%, rgba(11, 14, 19, 0.2) 60%, rgba(11, 14, 19, 0.1) 100%);
}

.hero__glow {
  position: absolute;
  z-index: -1;
  width: 60vw;
  height: 60vw;
  max-width: 900px;
  max-height: 900px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 75, 0, 0.35) 0%, rgba(255, 75, 0, 0.08) 35%, rgba(255, 75, 0, 0) 70%);
  filter: blur(30px);
  pointer-events: none;
  animation: glow-drift 14s cubic-bezier(0.65, 0, 0.35, 1) infinite alternate;
}

.hero__glow--a {
  right: -10vw;
  bottom: -10vw;
}

.hero__glow--b {
  left: -20vw;
  top: 10vh;
  background: radial-gradient(circle, rgba(255, 196, 77, 0.18) 0%, rgba(255, 196, 77, 0) 70%);
  animation-delay: -6s;
}

.hero__inner {
  position: relative;
  display: grid;
  gap: 2.5rem;
}

.hero__content {
  max-width: 1000px;
}

.hero h1 {
  margin-bottom: 1.5rem;
  max-width: 14ch;
}

.hero h1 .serif {
  font-size: 1.08em;
  color: #ffa34d;
}

.hero .lede {
  max-width: 54ch;
  margin-bottom: 2.25rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px;
  overflow: hidden;
  backdrop-filter: blur(16px);
}

@media (min-width: 760px) {
  .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.stat {
  padding: 1.5rem 1.5rem 1.4rem;
  background: rgba(11, 14, 19, 0.65);
}

.stat__value {
  display: block;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(1.9rem, 1.5rem + 1.6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  color: #eef1f5;
}

.stat__value sup {
  font-size: 0.45em;
  vertical-align: top;
  margin-left: 0.15em;
  color: #ffa34d;
  font-weight: 500;
}

.stat__label {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.875rem;
  color: #7f8896;
}

.hero__scroll {
  position: absolute;
  right: clamp(1.25rem, 4vw, 3rem);
  bottom: clamp(2rem, 5vw, 4rem);
  display: none;
  align-items: center;
  gap: 0.75rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #7f8896;
  writing-mode: vertical-rl;
}

.hero__scroll::after {
  content: "";
  width: 1px;
  height: 56px;
  background: linear-gradient(180deg, #ffa34d, transparent);
  animation: scroll-hint 2.2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

@media (min-width: 1200px) {
  .hero__scroll {
    display: flex;
  }
}

/* embers */
.embers {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.embers span {
  position: absolute;
  bottom: -10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffa34d;
  box-shadow: 0 0 12px 2px rgba(255, 138, 61, 0.7);
  opacity: 0;
  animation: ember-rise 9s linear infinite;
}

.embers span:nth-child(1) { left: 12%; animation-delay: 0s; animation-duration: 10s; }
.embers span:nth-child(2) { left: 22%; animation-delay: -3s; width: 4px; height: 4px; }
.embers span:nth-child(3) { left: 38%; animation-delay: -6s; animation-duration: 12s; }
.embers span:nth-child(4) { left: 55%; animation-delay: -1.5s; width: 3px; height: 3px; }
.embers span:nth-child(5) { left: 68%; animation-delay: -4.5s; animation-duration: 11s; }
.embers span:nth-child(6) { left: 79%; animation-delay: -7.5s; width: 5px; height: 5px; }
.embers span:nth-child(7) { left: 88%; animation-delay: -2.5s; animation-duration: 13s; }
.embers span:nth-child(8) { left: 47%; animation-delay: -8.5s; width: 3px; height: 3px; }

/* --------------------------------------------------------------------------
   Split hero (home): biogas | solar
   -------------------------------------------------------------------------- */

.split-hero {
  position: relative;
  display: grid;
  min-height: 100vh;
  padding-top: 84px;
  background: #07090c;
  isolation: isolate;
}

.split-hero__title {
  order: -1;
  padding: 2rem clamp(1.25rem, 4vw, 3rem) 1.5rem;
  text-align: center;
}

.split-hero__title h1 {
  font-size: clamp(1.75rem, 1.2rem + 2.4vw, 3rem);
  letter-spacing: -0.03em;
}

.split-hero__title h1 .serif {
  color: #ffa34d;
  font-size: 1.1em;
}

.split-hero__title p {
  margin-top: 0.75rem;
  color: #7f8896;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.split-hero__panes {
  display: grid;
  grid-template-columns: 1fr;
  flex: 1;
}

.pane {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 78vh;
  padding: clamp(2rem, 5vw, 4.5rem) clamp(1.25rem, 4vw, 3rem) clamp(2.5rem, 6vw, 5rem);
  overflow: hidden;
  isolation: isolate;
  color: #eef1f5;
  transition: flex-basis 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.pane__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.pane__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  transition: transform 1.6s cubic-bezier(0.16, 1, 0.3, 1), filter 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.pane:hover .pane__media img {
  transform: scale(1);
}

.pane::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.pane--biogas::before {
  background:
    linear-gradient(180deg, rgba(7, 9, 12, 0.35) 0%, rgba(7, 9, 12, 0.2) 35%, rgba(7, 9, 12, 0.92) 78%, #07090c 100%),
    radial-gradient(ellipse at 80% 100%, rgba(255, 75, 0, 0.35), transparent 60%);
}

.pane--solar::before {
  background:
    linear-gradient(180deg, rgba(20, 15, 5, 0.3) 0%, rgba(20, 15, 5, 0.15) 35%, rgba(20, 15, 5, 0.9) 78%, #14100a 100%),
    radial-gradient(ellipse at 20% 100%, rgba(255, 196, 77, 0.35), transparent 60%);
}

.pane__inner {
  position: relative;
  max-width: 560px;
}

.pane--solar .pane__inner {
  margin-left: auto;
  text-align: right;
}

.pane--solar .eyebrow {
  flex-direction: row-reverse;
}

.pane--solar .btn-row,
.pane--solar .pane__stats {
  justify-content: flex-end;
}

.pane h2 {
  font-size: clamp(2.25rem, 1.5rem + 3vw, 4.25rem);
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
}

.pane h2 .serif {
  font-size: 1.08em;
}

.pane--biogas h2 .serif {
  color: #ffa34d;
}

.pane--solar h2 .serif {
  color: #ffc44d;
}

.pane p.pane__lede {
  color: #b4bcc8;
  font-size: clamp(1.125rem, 1.05rem + 0.4vw, 1.375rem);
  line-height: 1.5;
  margin-bottom: 1.75rem;
}

.pane__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.25rem;
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.pane__stats div {
  display: grid;
  gap: 0.2rem;
}

.pane__stats strong {
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}

.pane__stats span {
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7f8896;
}

.pane__num {
  display: block;
  margin-bottom: auto;
  padding-bottom: 2.5rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: #b4bcc8;
}

.pane--solar .pane__num {
  text-align: right;
}

.split-hero__seam {
  display: none;
}

@media (min-width: 960px) {
  .split-hero {
    padding-top: 0;
  }

  .split-hero__title {
    position: absolute;
    z-index: 3;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    order: 0;
    width: min(92vw, 520px);
    padding: 1.75rem 2rem;
    border-radius: 22px;
    background: rgba(7, 9, 12, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(20px) saturate(140%);
    box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8);
    pointer-events: none;
  }

  .split-hero__title .brand__mark {
    width: 52px;
    height: 52px;
    margin: 0 auto 1rem;
  }

  .split-hero__panes {
    display: flex;
    min-height: 100vh;
  }

  .pane {
    flex: 1 1 50%;
    min-height: 100vh;
    padding-top: calc(84px + 3rem);
  }

  .pane__num {
    position: absolute;
    top: calc(84px + 1.25rem);
    left: clamp(1.25rem, 4vw, 3rem);
    margin: 0;
    padding: 0;
  }

  .pane--solar .pane__num {
    left: auto;
    right: clamp(1.25rem, 4vw, 3rem);
  }

  .pane:hover {
    flex-basis: 58%;
  }

  .split-hero__panes:hover .pane:not(:hover) {
    flex-basis: 42%;
  }

  .split-hero__panes:hover .pane:not(:hover) .pane__media img {
    filter: brightness(0.7) saturate(0.8);
  }

  .split-hero__seam {
    display: block;
    position: absolute;
    z-index: 2;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.35) 30%, rgba(255, 255, 255, 0.35) 70%, transparent);
    pointer-events: none;
  }
}

/* --------------------------------------------------------------------------
   Two-path section (home): dark biogas column | light solar column
   -------------------------------------------------------------------------- */

.paths {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 960px) {
  .paths {
    grid-template-columns: 1fr 1fr;
  }
}

.path {
  position: relative;
  padding: clamp(4.5rem, 10vw, 9rem) clamp(1.25rem, 4vw, 3rem);
  overflow: hidden;
  isolation: isolate;
}

.path__inner {
  position: relative;
  z-index: 1;
  max-width: 560px;
  margin-inline: auto;
}

@media (min-width: 960px) {
  .path--biogas .path__inner {
    margin-right: clamp(2rem, 5vw, 5rem);
    margin-left: auto;
  }

  .path--solar .path__inner {
    margin-left: clamp(2rem, 5vw, 5rem);
    margin-right: auto;
  }
}

.path--biogas {
  background: #11161d;
  color: #eef1f5;
}

.path--biogas::after {
  content: "";
  position: absolute;
  z-index: 0;
  right: -20%;
  bottom: -30%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 75, 0, 0.35), transparent 70%);
  filter: blur(40px);
}

.path--solar {
  background: #f4f0e8;
  color: #15181d;
}

.path--solar::after {
  content: "";
  position: absolute;
  z-index: 0;
  left: -20%;
  top: -30%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 196, 77, 0.6), transparent 70%);
  filter: blur(40px);
}

.path--solar h2,
.path--solar h3,
.path--solar h4 {
  color: #15181d;
}

.path--solar .lede,
.path--solar .eyebrow {
  color: #4b5260;
}

.path--solar .feature {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(21, 24, 29, 0.08);
}

.path--solar .feature p {
  color: #4b5260;
}

.path--solar .link-arrow {
  color: #15181d;
}

.path h2 {
  margin-bottom: 1.25rem;
}

.path .features {
  margin-top: 2rem;
}

.path .btn-row {
  margin-top: 2rem;
}

.path__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 1.25rem;
  margin-top: 1.5rem;
  font-size: 0.875rem;
}

.path__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0;
  color: inherit;
  opacity: 0.85;
  transition: opacity 0.25s, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.path__list a:hover {
  opacity: 1;
  transform: translateX(3px);
}

.path__list a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

/* project doors */
.door {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 420px;
  padding: 2rem;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  isolation: isolate;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.door:hover {
  transform: translateY(-6px);
  box-shadow: 0 50px 90px -40px rgba(0, 0, 0, 0.9);
}

.door img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.door:hover img {
  transform: scale(1.06);
}

.door::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(11, 14, 19, 0.1) 0%, rgba(11, 14, 19, 0.5) 50%, rgba(11, 14, 19, 0.95) 100%);
}

.door__count {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(11, 14, 19, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(10px);
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.door h3 {
  font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.25rem);
  margin: 0.5rem 0 0.6rem;
}

.door p {
  color: #b4bcc8;
  max-width: 44ch;
  margin-bottom: 1.25rem;
}

.thermo-band {
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(90deg, #0b0e13, #11161d);
}

.thermo-band .split {
  align-items: center;
}

/* page hero (inner pages) */
.page-hero {
  position: relative;
  padding-top: calc(84px + clamp(3rem, 8vw, 6rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  isolation: isolate;
}

.page-hero--media {
  min-height: 72vh;
  display: grid;
  align-items: end;
}

.page-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: hero-zoom 16s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.page-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 14, 19, 0.6) 0%, rgba(11, 14, 19, 0.3) 40%, rgba(11, 14, 19, 0.92) 85%, #0b0e13 100%),
    linear-gradient(90deg, rgba(11, 14, 19, 0.7) 0%, rgba(11, 14, 19, 0.15) 70%);
}

.page-hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse at 30% 0%, #000 0%, transparent 70%);
  pointer-events: none;
}

.page-hero h1 {
  max-width: 16ch;
  margin-bottom: 1.25rem;
}

.page-hero .lede {
  max-width: 60ch;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  list-style: none;
  margin-bottom: 1.75rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7f8896;
}

.crumbs li + li::before {
  content: "/";
  margin-right: 0.6rem;
  color: #7f8896;
}

.crumbs a:hover {
  color: #eef1f5;
}

.crumbs [aria-current="page"] {
  color: #ffa34d;
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  overflow: hidden;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.9);
}

.card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #171d26;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s;
}

.card:hover .card__media img {
  transform: scale(1.06);
}

.card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17, 22, 29, 0) 55%, rgba(17, 22, 29, 0.85) 100%);
}

.card__body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  flex: 1;
}

.card__body h3,
.card__body h4 {
  font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.625rem);
}

.card__body p {
  color: #b4bcc8;
  font-size: 0.875rem;
  line-height: 1.6;
}

.card__foot {
  margin-top: auto;
  padding-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #b4bcc8;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #7f8896;
}

.tag--flame::before { background: #ff4b00; }
.tag--gold::before { background: #ffc44d; }
.tag--methane::before { background: #2fd4b6; }
.tag--steel::before { background: #8fb3ff; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.card__tags {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
}

.card__tags .tag {
  background: rgba(11, 14, 19, 0.6);
  backdrop-filter: blur(10px);
}

/* division cards */
.division {
  position: relative;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  isolation: isolate;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.division:hover {
  transform: translateY(-6px);
  box-shadow: 0 50px 90px -40px rgba(0, 0, 0, 0.9);
}

.division img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.division:hover img {
  transform: scale(1.06);
}

.division::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(11, 14, 19, 0.1) 0%, rgba(11, 14, 19, 0.45) 45%, rgba(11, 14, 19, 0.95) 100%);
}

.division__num {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: #b4bcc8;
}

.division h3 {
  font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
  margin-bottom: 0.75rem;
}

.division p {
  color: #b4bcc8;
  max-width: 40ch;
  margin-bottom: 1.5rem;
}

.division .link-arrow {
  margin-top: auto;
}

.division--solar::before {
  background: linear-gradient(180deg, rgba(11, 14, 19, 0.05) 0%, rgba(50, 35, 10, 0.4) 45%, rgba(11, 14, 19, 0.96) 100%);
}

/* feature list */
.features {
  list-style: none;
  display: grid;
  gap: 1rem;
}

.feature {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 1.1rem;
  align-items: start;
  padding: 1.25rem;
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  transition: border-color 0.4s, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature:hover {
  border-color: rgba(255, 255, 255, 0.16);
  transform: translateX(4px);
}

.feature__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(255, 75, 0, 0.2), rgba(255, 75, 0, 0.05));
  border: 1px solid rgba(255, 138, 61, 0.25);
  color: #ffa34d;
}

.feature__icon svg {
  width: 24px;
  height: 24px;
}

.feature__icon--gold {
  background: linear-gradient(145deg, rgba(255, 196, 77, 0.22), rgba(255, 196, 77, 0.05));
  border-color: rgba(255, 196, 77, 0.3);
  color: #ffc44d;
}

.feature__icon--methane {
  background: linear-gradient(145deg, rgba(47, 212, 182, 0.2), rgba(47, 212, 182, 0.05));
  border-color: rgba(47, 212, 182, 0.3);
  color: #2fd4b6;
}

.feature__icon--steel {
  background: linear-gradient(145deg, rgba(143, 179, 255, 0.22), rgba(143, 179, 255, 0.05));
  border-color: rgba(143, 179, 255, 0.3);
  color: #8fb3ff;
}

.feature h3 {
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}

.feature p {
  color: #b4bcc8;
  font-size: 0.875rem;
}

.section--bone .feature {
  background: #fff;
  border-color: rgba(21, 24, 29, 0.08);
}

.section--bone .feature p {
  color: #4b5260;
}

/* --------------------------------------------------------------------------
   Gas journey (process flow)
   -------------------------------------------------------------------------- */

.journey {
  position: relative;
  display: grid;
  gap: 1rem;
  list-style: none;
  counter-reset: step;
}

@media (min-width: 720px) {
  .journey {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .journey {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .journey::before {
    content: "";
    position: absolute;
    top: 46px;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg, #2fd4b6, #ffa34d 50%, #ff4b00);
    opacity: 0.5;
  }

  .journey::after {
    content: "";
    position: absolute;
    top: 45px;
    left: 5%;
    right: 5%;
    height: 4px;
    background-image: linear-gradient(90deg, transparent 0, transparent 40%, #fff 50%, transparent 60%, transparent 100%);
    background-size: 240px 4px;
    background-repeat: repeat-x;
    opacity: 0.55;
    animation: pipe-flow 2.4s linear infinite;
    filter: blur(1px);
  }
}

.journey__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.35rem 1.25rem 1.5rem;
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.6s, background-color 0.6s;
}

.journey__step:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 138, 61, 0.45);
  background: #171d26;
}

.journey__num {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: #0b0e13;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  color: #ffa34d;
  position: relative;
  z-index: 1;
}

.journey__step:hover .journey__num {
  background: #ff4b00;
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 0 6px rgba(255, 75, 0, 0.2);
}

.journey__step h3 {
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.journey__step p {
  font-size: 0.85rem;
  color: #b4bcc8;
  line-height: 1.55;
}

.journey__step .link-arrow {
  margin-top: auto;
  font-size: 0.82rem;
  color: #ffa34d;
}

.journey__step > a::after {
  content: "";
  position: absolute;
  inset: 0;
}

/* --------------------------------------------------------------------------
   Project filters and grid
   -------------------------------------------------------------------------- */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: #b4bcc8;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.filter-btn:hover {
  color: #eef1f5;
  border-color: rgba(255, 255, 255, 0.16);
  transform: translateY(-1px);
}

.filter-btn[aria-pressed="true"] {
  color: #fff;
  background: #ff4b00;
  border-color: transparent;
  box-shadow: 0 10px 25px -10px rgba(255, 75, 0, 0.8);
}

.project-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  list-style: none;
}

.project-grid > li {
  transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1), transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-grid > li.is-hidden {
  display: none;
}

.project-grid > li.is-filtering {
  opacity: 0;
  transform: scale(0.96);
}

.project-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7f8896;
}

.project-card__meta strong {
  color: #b4bcc8;
  font-weight: 500;
}

.empty-state {
  display: none;
  padding: 3rem;
  text-align: center;
  color: #7f8896;
  border: 1px dashed rgba(255, 255, 255, 0.16);
  border-radius: 22px;
}

.empty-state.is-visible {
  display: block;
}

/* --------------------------------------------------------------------------
   Spec tables and detail blocks
   -------------------------------------------------------------------------- */

.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.spec th,
.spec td {
  padding: 0.95rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  vertical-align: top;
}

.spec th {
  width: 36%;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7f8896;
  padding-right: 1rem;
}

.spec td {
  color: #eef1f5;
}

.spec--bone th {
  color: #6b7280;
}

.spec--bone th,
.spec--bone td {
  border-color: rgba(21, 24, 29, 0.1);
}

.spec--bone td {
  color: #15181d;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px;
  overflow: hidden;
}

.metric {
  padding: 1.75rem 1.5rem;
  background: #11161d;
}

.metric__value {
  display: block;
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(2rem, 1.5rem + 1.6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}

.metric__value small {
  font-size: 0.4em;
  font-weight: 500;
  letter-spacing: 0;
  color: #ffa34d;
  margin-left: 0.2em;
}

.metric__label {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.875rem;
  color: #7f8896;
}

.section--bone .metric {
  background: #fff;
}

.section--bone .metric__value {
  color: #15181d;
}

.section--bone .metric__value small {
  color: #c98a12;
}

.section--bone .metric__label {
  color: #6b7280;
}

.section--bone .metric-row {
  background: rgba(21, 24, 29, 0.08);
  border-color: rgba(21, 24, 29, 0.12);
}

.detail-box {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
}

.detail-box h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.detail-box ul {
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.detail-box li {
  position: relative;
  padding-left: 1.4rem;
  color: #b4bcc8;
  font-size: 0.875rem;
}

.detail-box li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  transform: rotate(45deg);
  background: #ffa34d;
}

.sticky {
  position: sticky;
  top: calc(84px + 1.5rem);
}

.prose {
  color: #b4bcc8;
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.75;
}

.prose h2,
.prose h3 {
  color: #eef1f5;
  margin: 2.5rem 0 1rem;
}

.prose h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
}

.prose h3 {
  font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.625rem);
}

.prose ul {
  list-style: none;
  display: grid;
  gap: 0.6rem;
  margin: 1.25rem 0;
}

.prose li {
  position: relative;
  padding-left: 1.5rem;
}

.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  transform: rotate(45deg);
  background: #ffa34d;
}

.prose strong {
  color: #eef1f5;
  font-weight: 600;
}

.prose a {
  color: #ffa34d;
  text-decoration: underline;
  text-decoration-color: rgba(255, 138, 61, 0.4);
  text-underline-offset: 3px;
}

.prose a:hover {
  text-decoration-color: #ffa34d;
}

.callout {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(255, 75, 0, 0.16), rgba(255, 75, 0, 0.03));
  border: 1px solid rgba(255, 138, 61, 0.28);
  overflow: hidden;
}

.callout::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 75, 0, 0.35), transparent 70%);
  filter: blur(20px);
}

.callout--gold {
  background: linear-gradient(145deg, rgba(255, 196, 77, 0.2), rgba(255, 196, 77, 0.03));
  border-color: rgba(255, 196, 77, 0.3);
}

.callout--gold::after {
  background: radial-gradient(circle, rgba(255, 196, 77, 0.4), transparent 70%);
}

.callout--methane {
  background: linear-gradient(145deg, rgba(47, 212, 182, 0.16), rgba(47, 212, 182, 0.03));
  border-color: rgba(47, 212, 182, 0.28);
}

.callout--methane::after {
  background: radial-gradient(circle, rgba(47, 212, 182, 0.35), transparent 70%);
}

.callout--steel {
  background: linear-gradient(145deg, rgba(143, 179, 255, 0.16), rgba(143, 179, 255, 0.03));
  border-color: rgba(143, 179, 255, 0.28);
}

.callout--steel::after {
  background: radial-gradient(circle, rgba(143, 179, 255, 0.35), transparent 70%);
}

.callout h3 {
  margin-bottom: 0.75rem;
}

.callout p {
  color: #b4bcc8;
}

.callout .btn-row {
  margin-top: 1.5rem;
}

blockquote.pull {
  position: relative;
  margin: 0;
  padding: 0;
  font-family: "Instrument Serif", Georgia, "Times New Roman", serif;
  font-style: italic;
  font-size: clamp(1.6rem, 1.2rem + 1.8vw, 2.75rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #eef1f5;
}

blockquote.pull footer {
  margin-top: 1.5rem;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-style: normal;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7f8896;
}

/* image blocks */
.media {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #171d26;
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--tall {
  aspect-ratio: 4 / 5;
}

.media--wide {
  aspect-ratio: 16 / 9;
}

.media--square {
  aspect-ratio: 1 / 1;
}

.media__caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(11, 14, 19, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b4bcc8;
}

.media--float {
  box-shadow: 0 60px 100px -50px rgba(0, 0, 0, 0.9);
}

.media--contain img {
  object-fit: contain;
  padding: 2rem;
  background: #fff;
}

.gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  list-style: none;
}

.gallery .media {
  aspect-ratio: 16 / 10;
}

.gallery .media img {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery .media:hover img {
  transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   Partners marquee
   -------------------------------------------------------------------------- */

.marquee {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee__track {
  display: flex;
  gap: 1.25rem;
  width: max-content;
  list-style: none;
  animation: marquee 34s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

.partner {
  display: grid;
  place-items: center;
  width: 250px;
  height: 120px;
  padding: 1.25rem 1.75rem;
  border-radius: 18px;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.partner:hover {
  transform: translateY(-4px);
}

.partner img {
  max-height: 70px;
  width: auto;
  object-fit: contain;
}

/* --------------------------------------------------------------------------
   Timeline
   -------------------------------------------------------------------------- */

.timeline {
  position: relative;
  list-style: none;
  display: grid;
  gap: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 11px;
  width: 2px;
  background: linear-gradient(180deg, #ff4b00, rgba(255, 75, 0, 0.05));
}

.timeline__item {
  position: relative;
  padding: 0 0 2.25rem 3rem;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.35rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #0b0e13;
  border: 3px solid #ff4b00;
  box-shadow: 0 0 0 5px rgba(255, 75, 0, 0.15);
}

.timeline__year {
  display: block;
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #ffa34d;
  margin-bottom: 0.4rem;
}

.timeline__item h3 {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.timeline__item p {
  color: #b4bcc8;
  font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.form {
  display: grid;
  gap: 1.1rem;
}

.form__row {
  display: grid;
  gap: 1.1rem;
}

@media (min-width: 640px) {
  .form__row {
    grid-template-columns: 1fr 1fr;
  }
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label {
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7f8896;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.95rem 1.1rem;
  font: inherit;
  font-size: 0.95rem;
  color: #eef1f5;
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #7f8896 50%), linear-gradient(135deg, #7f8896 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: #ffa34d;
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.15);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #7f8896;
}

.form__note {
  font-size: 0.75rem;
  color: #7f8896;
}

.form__status {
  display: none;
  padding: 1rem 1.25rem;
  border-radius: 14px;
  background: rgba(47, 212, 182, 0.12);
  border: 1px solid rgba(47, 212, 182, 0.35);
  color: #b8f5ea;
  font-size: 0.875rem;
}

.form__status.is-visible {
  display: block;
}

.contact-card {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: #11161d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
}

.contact-card address {
  font-style: normal;
  color: #b4bcc8;
  line-height: 1.7;
}

.contact-card dt {
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7f8896;
  margin-bottom: 0.35rem;
}

.contact-card dd {
  margin: 0 0 1.25rem;
  color: #eef1f5;
}

.contact-card dd a:hover {
  color: #ffa34d;
}

.contact-card dl {
  margin: 0;
}

.map {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  aspect-ratio: 16 / 11;
  background: #171d26;
}

.map iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(1) invert(0.92) contrast(0.9) hue-rotate(180deg) brightness(0.9);
}

/* --------------------------------------------------------------------------
   CTA band
   -------------------------------------------------------------------------- */

.cta {
  position: relative;
  padding: clamp(3rem, 6vw, 5.5rem) clamp(1.5rem, 5vw, 4.5rem);
  border-radius: calc(22px + 8px);
  overflow: hidden;
  background: linear-gradient(135deg, #1a0f08 0%, #2b1207 40%, #0e0f14 100%);
  border: 1px solid rgba(255, 138, 61, 0.25);
  isolation: isolate;
}

.cta::before {
  content: "";
  position: absolute;
  z-index: -1;
  right: -15%;
  top: -60%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 75, 0, 0.55), rgba(255, 75, 0, 0) 70%);
  filter: blur(30px);
  animation: glow-drift 12s cubic-bezier(0.65, 0, 0.35, 1) infinite alternate;
}

.cta::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 20% 50%, #000, transparent 70%);
}

.cta__inner {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 900px) {
  .cta__inner {
    grid-template-columns: 1.3fr 0.7fr;
  }

  .cta__inner .btn-row {
    justify-content: flex-end;
  }
}

.cta h2 {
  max-width: 18ch;
}

.cta p {
  margin-top: 1rem;
  color: #b4bcc8;
  max-width: 50ch;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.footer {
  position: relative;
  padding: clamp(4.5rem, 10vw, 9rem) 0 2rem;
  background: #07090c;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 4rem;
}

@media (min-width: 900px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.footer__brand p {
  margin-top: 1.25rem;
  max-width: 34ch;
  color: #7f8896;
  font-size: 0.875rem;
}

.footer h3 {
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7f8896;
  margin-bottom: 1.1rem;
}

.footer ul {
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.footer li a {
  color: #b4bcc8;
  font-size: 0.875rem;
  transition: color 0.25s;
}

.footer li a:hover {
  color: #ffa34d;
}

.footer address {
  font-style: normal;
  font-size: 0.875rem;
  color: #b4bcc8;
  line-height: 1.7;
}

.footer__giant {
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(3.5rem, 2rem + 8vw, 9rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 0.85;
  color: rgba(255, 255, 255, 0.045);
  user-select: none;
  pointer-events: none;
  margin-bottom: 2rem;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: #7f8896;
}

.footer__bottom a:hover {
  color: #eef1f5;
}

/* --------------------------------------------------------------------------
   Decorative
   -------------------------------------------------------------------------- */

.noise {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

.orb {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  opacity: 0.55;
}

.orb--flame {
  background: radial-gradient(circle, rgba(255, 75, 0, 0.45), transparent 70%);
}

.orb--gold {
  background: radial-gradient(circle, rgba(255, 196, 77, 0.4), transparent 70%);
}

.orb--methane {
  background: radial-gradient(circle, rgba(47, 212, 182, 0.35), transparent 70%);
}

.section > .container {
  position: relative;
  z-index: 1;
}

.big-number {
  font-family: "Sora", "Segoe UI", system-ui, sans-serif;
  font-size: clamp(4rem, 3rem + 6vw, 9rem);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 0.9;
}

/* --------------------------------------------------------------------------
   Reveal on scroll
   -------------------------------------------------------------------------- */

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

.js .reveal[data-delay="1"] { transition-delay: 0.1s; }
.js .reveal[data-delay="2"] { transition-delay: 0.2s; }
.js .reveal[data-delay="3"] { transition-delay: 0.3s; }
.js .reveal[data-delay="4"] { transition-delay: 0.4s; }
.js .reveal[data-delay="5"] { transition-delay: 0.5s; }

.hero .reveal,
.split-hero .reveal,
.page-hero .reveal {
  animation: rise 1s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.hero .reveal[data-delay="1"],
.split-hero .reveal[data-delay="1"],
.page-hero .reveal[data-delay="1"] { animation-delay: 0.15s; }
.hero .reveal[data-delay="2"],
.split-hero .reveal[data-delay="2"],
.page-hero .reveal[data-delay="2"] { animation-delay: 0.3s; }
.hero .reveal[data-delay="3"],
.split-hero .reveal[data-delay="3"],
.page-hero .reveal[data-delay="3"] { animation-delay: 0.45s; }

.js .hero .reveal,
.js .split-hero .reveal,
.js .page-hero .reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

/* --------------------------------------------------------------------------
   Keyframes
   -------------------------------------------------------------------------- */

@keyframes hero-zoom {
  to {
    transform: scale(1);
  }
}

@keyframes glow-drift {
  from {
    transform: translate(0, 0) scale(1);
  }

  to {
    transform: translate(-6%, -8%) scale(1.15);
  }
}

@keyframes ember-rise {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0;
  }

  10% {
    opacity: 0.9;
  }

  60% {
    opacity: 0.7;
  }

  100% {
    transform: translate(40px, -110vh) scale(0.2);
    opacity: 0;
  }
}

@keyframes scroll-hint {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  51% {
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

@keyframes pipe-flow {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 240px 0;
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(32px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   Reduced motion
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */

@media print {
  .header,
  .mobile-nav,
  .noise,
  .embers,
  .hero__glow,
  .cta,
  .footer__giant {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }
}